2851451 has 2 divisors, whose sum is σ = 2851452. Its totient is φ = 2851450.

The previous prime is 2851447. The next prime is 2851469. The reversal of 2851451 is 1541582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2851451 - 2² = 2851447 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2851451.

It is not a weakly prime, because it can be changed into another prime (2851421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425725 + 1425726.

It is an arithmetic number, because the mean of its divisors is an integer number (1425726).

2^2851451 is an apocalyptic number.

2851451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2851451 is an equidigital number, since it uses as much as digits as its factorization.

2851451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1600, while the sum is 26.

The square root of 2851451 is about 1688.6239960394. The cubic root of 2851451 is about 141.8040509624.

The spelling of 2851451 in words is "two million, eight hundred fifty-one thousand, four hundred fifty-one".